1em0n
Answered

Looking for answers? Westonci.ca is your go-to Q&A platform, offering quick, trustworthy responses from a community of experts. Get immediate and reliable solutions to your questions from a community of experienced experts on our Q&A platform. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

At the end of the reaction, Marco finds that the mass of the contents of the beaker is 247g. He repeats the experiment and gets the same result.